MEDIUM5.5
GHSA-jvgr-9ph5-m8v4
ImageMagick has a heap buffer overflow when encoding JXL image with a 16-bit float
Quick fix
GHSA-jvgr-9ph5-m8v4 — Magick.NET-Q16-AnyCPU: upgrade to the fixed version with the command below.
dotnet add package Magick.NET-Q16-AnyCPU --version 14.12.0Details
The JXL encoder has an heap write overflow when a user specifies that the image should be encoded as 16 bit floats.
Are you affected?
Enter the version of the package you're using.
Affected packages
NuGet/Magick.NET-Q16-AnyCPU
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q16-AnyCPU --version 14.12.0NuGet/Magick.NET-Q16-HDRI-AnyCPU
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q16-HDRI-AnyCPU --version 14.12.0NuGet/Magick.NET-Q16-HDRI-OpenMP-arm64
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q16-HDRI-OpenMP-arm64 --version 14.12.0NuGet/Magick.NET-Q16-HDRI-arm64
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q16-HDRI-arm64 --version 14.12.0NuGet/Magick.NET-Q16-HDRI-x64
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q16-HDRI-x64 --version 14.12.0NuGet/Magick.NET-Q16-HDRI-x86
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q16-HDRI-x86 --version 14.12.0NuGet/Magick.NET-Q16-OpenMP-arm64
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q16-OpenMP-arm64 --version 14.12.0NuGet/Magick.NET-Q16-OpenMP-x64
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q16-OpenMP-x64 --version 14.12.0NuGet/Magick.NET-Q16-arm64
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q16-arm64 --version 14.12.0NuGet/Magick.NET-Q16-x64
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q16-x64 --version 14.12.0NuGet/Magick.NET-Q16-x86
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q16-x86 --version 14.12.0NuGet/Magick.NET-Q8-AnyCPU
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q8-AnyCPU --version 14.12.0NuGet/Magick.NET-Q8-OpenMP-arm64
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q8-OpenMP-arm64 --version 14.12.0NuGet/Magick.NET-Q8-OpenMP-x64
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q8-OpenMP-x64 --version 14.12.0NuGet/Magick.NET-Q8-arm64
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q8-arm64 --version 14.12.0NuGet/Magick.NET-Q8-x64
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q8-x64 --version 14.12.0NuGet/Magick.NET-Q8-x86
Introduced in:
0Fixed in: 14.12.0Fix
dotnet add package Magick.NET-Q8-x86 --version 14.12.0References
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-jvgr-9ph5-m8v4[WEB]
- https://nvd.nist.gov/vuln/detail/CVE-2026-40183[ADVISORY]
- https://github.com/ImageMagick/ImageMagick/commit/1c7767fc5f822c6edc104c1220d523e96fa20b5a[WEB]
- https://github.com/ImageMagick/ImageMagick[PACKAGE]
- https://github.com/ImageMagick/ImageMagick/releases/tag/7.1.2-19[WEB]
- https://github.com/dlemstra/Magick.NET/releases/tag/14.12.0[WEB]